Derek Fults wrote:
On Wed, 2006-11-01 at 08:57 -0800, Randy Dunlap wrote:
On Wed, 01 Nov 2006 10:22:36 -0600 Derek Fults wrote:
This allows a hyphenated range of positive numbers in the string passed
to command line helper function, get_options.
Currently the command line option "isolcpus=" takes as its argument a
list of cpus.
Format: <cpu number>,...,<cpu number>
This can get extremely long when isolating the majority of cpus on a
large system. Valid values of <cpu_number> include all cpus, 0 to
"number of CPUs in system - 1".
Signed-off-by: Derek Fults <[email protected]>
--- linux.orig/lib/cmdline.c 2006-09-19 22:42:06.000000000 -0500
+++ linux/lib/cmdline.c 2006-11-01 10:16:09.988659834 -0600
@@ -16,6 +16,21 @@
+/* If a hyphen was found in get_option, this will handle the
+ * range of numbers given.
Still have trailing whitespace in the patch (2 lines above).
I think that this comment should explain that the M-N range
is handled by expanding it to an array of [M, M+1, ..., N].
How's this for a description?
/* If a hyphen was found in get_option, this will handle the
* range of numbers, M-N. This will expand the range and insert
* the values[M, M+1, ..., N] into the ints array in get_options.
That text is good. Please look at lib/cmdline.c and put this text
into the same comment-block format as the rest of the file.
How does get_range() handle errors, like input of
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